Home / 73,526,793.60-110,290,190.40-68,991,830.40

Finding the Fourth Proportional to 73,526,793.60, 110,290,190.40 and 68,991,830.40

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Solution

The fourth proportional to 73,526,793.60, 110,290,190.40 and 68,991,830.40 is: 103,487,745.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,526,793.60 : 110,290,190.40 = 68,991,830.40 : x
  2. Step 2: Convert to fraction form
    73,526,793.60/110,290,190.40 = 68,991,830.40/x
  3. Step 3: Cross multiply
    73,526,793.60x = 110,290,190.40 × 68,991,830.40
  4. Step 4: Simplify right side
    73,526,793.60x = 7,609,122,110,860,509
  5. Step 5: Solve for x
    x = 7,609,122,110,860,509/73,526,793.60
  6. Step 6: Final answer
    x = 103,487,745.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.